diff --git a/gortools/src/main/java/gorsat/Script/BaseScriptExecutionEngine.java b/gortools/src/main/java/gorsat/Script/BaseScriptExecutionEngine.java
index dadac3fb..ccfe247d 100644
--- a/gortools/src/main/java/gorsat/Script/BaseScriptExecutionEngine.java
+++ b/gortools/src/main/java/gorsat/Script/BaseScriptExecutionEngine.java
@@ -22,6 +22,7 @@
 import java.util.stream.Collectors;
 
 public class BaseScriptExecutionEngine {
+
     Map<String,ExecutionBlock> executionBlocks = new ConcurrentHashMap<>();
     Map<String,String> aliases = new ConcurrentHashMap<>();
     Map<String,String> fileSignatureMap = new ConcurrentHashMap<>();
@@ -142,14 +143,17 @@ public String getFileSignatureAndUpdateSignatureMap(GorSession session, String c
             var signatureKey = AnalysisUtilities.getSignatureFromSignatureCommand(session, commandToExecute);
             var fileListKey = String.join(" ", usedFiles);
 
-            if (usedFiles.stream().anyMatch(DataUtil::isYml) || MacroUtilities.containsWriteCommand(commandToExecute)) {
+            boolean SIDE_EFFECTS_FORCE_RUN = Boolean.parseBoolean(System.getProperty("gor.gorpipe.sideeffects.force_run", "false"));
+            if (usedFiles.stream().anyMatch(DataUtil::isYml)
+                    || (SIDE_EFFECTS_FORCE_RUN && MacroUtilities.containsWriteCommand(commandToExecute))) {
                 // Cases were we always want to run the query:
                 // 1. if any of the files is a template expansion, we treat this as if non-deterministic.  We do not
                 // model how expansion might depend on files and parameters.
                 // We could expand the YML file and then signature that query according to its usedFiles etc.,
                 // but that is not too different from forcing a cache miss at this stage by using a never-reused
                 // signature value.  We don't save it for reuse.
-                // 2. if the command contains a write command, we always want to run it for the sideeffect of writing.
+                // 2. if the command contains a write command, we want to run it for the sideeffect of writing
+                // if gor.gorpipe.sideeffects.force_run is sett.
                 fileSignature = StringUtilities.createMD5(System.nanoTime() + fileListKey + signatureKey);
             } else {
                 fileSignature = fileSignatureMap.computeIfAbsent(
diff --git a/gortools/src/test/java/gorsat/UTestGorWriteExplicit.java b/gortools/src/test/java/gorsat/UTestGorWriteExplicit.java
index 77775a83..21ff4b23 100644
--- a/gortools/src/test/java/gorsat/UTestGorWriteExplicit.java
+++ b/gortools/src/test/java/gorsat/UTestGorWriteExplicit.java
@@ -2,6 +2,7 @@
 
 import org.gorpipe.gor.table.dictionary.gor.GorDictionaryTableMeta;
 import org.junit.*;
+import org.junit.contrib.java.lang.system.RestoreSystemProperties;
 import org.junit.rules.TemporaryFolder;
 
 import java.io.IOException;
@@ -15,6 +16,10 @@
 
 
 public class UTestGorWriteExplicit {
+
+    @Rule
+    public final RestoreSystemProperties restoreSystemProperties = new RestoreSystemProperties();
+
     public static final String WRONG_RESULT = "Wrong results in write folder";
     static final String GROUP_CHROM_COUNT = " | group chrom -count";
 
@@ -544,6 +549,8 @@ public void testGordFolder() {
 
     @Test
     public void testCreateWriteSignature() throws IOException {
+        System.setProperty("gor.gorpipe.sideeffects.force_run", "true");
+
         Path path = workDirPath.resolve("gorfile.gorz");
         TestUtils.runGorPipe(
                 "create a = gor -p chr21 ../tests/data/gor/genes.gor | write " + path + "; " +